B. SUPPLYING AIR FROM THE CONTROL ROOM SUPPLY AIR TO
THE CONTROL ROOM AND THE TWO ADJOINING COMPARTMENTS

(Figure 11-2)

11B1. Preparation.

1. It is assumed that there is air in the
225-pound service air line forward and aft.

11B2. Steps in operation.

(This operation is performed in the control room.)

1. Admit air to the control room by
turning clockwise the handwheel of the
compartment salvage air valve located on the after
bulkhead of the control room.

2. Turn the handwheel to the neutral
position when sufficient air has been admitted.

3. Admit air to the after battery
compartment by turning counterclockwise the
handwheel of the compartment salvage air
valve located on the after bulkhead of the

control room. (This is the same compartment
salvage air valve used in Steps 1 and 2.)

4. Turn the handwheel to the neutral
position when sufficient air has been admitted.

5. Admit air to the forward battery
compartment by turning the handwheel of the
compartment salvage air valve on the forward
bulkhead of the control room counterclockwise.

6. Turn the handwheel to the neutral
position when sufficient air has been admitted.

7. Admit air to the control room again
by turning the handwheel of the compartment
salvage air valve on the forward bulkhead
clockwise. (This is the same compartment
salvage air valve used in Steps 5 and 6.)

8. Turn the handwheel to the neutral
position when sufficient air has been admitted.